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Winton Group’s NPK International NPKI Stock Holding History

Winton Group’s Portfolio NPKI Stock Details NPKI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$581K Buy
+36,532
New +$551K 0.02% 661
2021
Q4 		– Sell
-138,830
Closed -$458K – 1461
2021
Q3 		$458K Sell
138,830
-13,026
-9% -$36.8K 0.03% 905
2021
Q2 		$525K Sell
151,856
-6,223
-4% -$21.1K 0.03% 895
2021
Q1 		$496K Sell
158,079
-19,267
-11% -$59.4K 0.03% 899
2020
Q4 		$341K Sell
177,346
-302,340
-63% -$406K 0.02% 978
2020
Q3 		$504K Sell
479,686
-113,675
-19% -$209K 0.02% 1112
2020
Q2 		$1.32M Buy
593,361
+218,711
+58% +$370K 0.03% 841
2020
Q1 		$336K Buy
374,650
+186,946
+100% +$701K 0.01% 1143
2019
Q4 		$1.18M Buy
187,704
+70,596
+60% +$460K 0.02% 1006
2019
Q3 		$892K Buy
117,108
+85,163
+267% +$602K 0.01% 889
2019
Q2 		$237K Buy
31,945
+1,176
+4% +$9.08K ﹤0.01% 969
2019
Q1 		$282K Buy
30,769
+5,426
+21% +$46.5K 0.01% 819
2018
Q4 		$174K Sell
25,343
-957
-4% -$7.8K ﹤0.01% 825
2018
Q3 		$272K Sell
26,300
-1,677
-6% -$17.1K 0.01% 855
2018
Q2 		$304K Sell
27,977
-21,202
-43% -$215K 0.01% 824
2018
Q1 		$398K Buy
+49,179
New +$431K 0.01% 871

Other funds holding NPKI

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $495B AUM 43.24% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
WA
Wasatch Advisors Salt Lake City, Utah $15.3B AUM 25.06% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
RA
Royce & Associates New York $12.4B AUM 64.17% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
PAIM
Punch & Associates Investment Management Edina, Minnesota $2.02B AUM 40.6% 1-Year Est. Return

Winton Group's NPKI Position: Q2 2026 in Review

Winton Group opened a new position in NPK International (NPKI) in Q2 2026: 36,532 shares worth $581K. The stake represents 0.02% of the portfolio and ranks #661 among its holdings. This is a return to the name: Winton Group previously reported a position in NPKI as recently as Q3 2021.

Winton Group first reported a position in NPKI in Q1 2018 and has held it in 16 quarters since. The position peaked at $1.32M in Q2 2020. 256 funds tracked by Wall St. Rank hold NPKI as of Q2 2026.

  • Winton Group held 36,532 shares of NPK International worth $581K as of Q2 2026.
  • NPK International was a new Winton Group position in Q2 2026.
  • NPK International made up 0.02% of Winton Group's portfolio in Q2 2026, its #661 holding.
  • Winton Group first reported a position in NPK International in Q1 2018 and has held it in 16 quarters since.
  • Winton Group's NPK International position peaked at $1.32M in Q2 2020.
  • 256 funds tracked by Wall St. Rank held NPK International as of Q2 2026.

Based on Winton Group's 13F filing for Q2 2026, filed 7 Aug 2026.